EP4109602A4 - Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same - Google Patents

Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same Download PDF

Info

Publication number
EP4109602A4
EP4109602A4 EP20950923.1A EP20950923A EP4109602A4 EP 4109602 A4 EP4109602 A4 EP 4109602A4 EP 20950923 A EP20950923 A EP 20950923A EP 4109602 A4 EP4109602 A4 EP 4109602A4
Authority
EP
European Patent Office
Prior art keywords
battery
positive electrode
current collector
same
electrode plate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP20950923.1A
Other languages
German (de)
French (fr)
Other versions
EP4109602A1 (en
Inventor
Xin Liu
Qisen Huang
Mingling LI
Xianghui Liu
Cheng Li
Jia PENG
Chengdu Liang
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Contemporary Amperex Technology Co Ltd
Original Assignee
Contemporary Amperex Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Contemporary Amperex Technology Co Ltd filed Critical Contemporary Amperex Technology Co Ltd
Publication of EP4109602A1 publication Critical patent/EP4109602A1/en
Publication of EP4109602A4 publication Critical patent/EP4109602A4/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/665—Composites
    • H01M4/667—Composites in the form of layers, e.g. coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H01M4/0404—Methods of deposition of the material by coating on electrode collectors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/661—Metal or alloys, e.g. alloy coatings
    • H01M4/662—Alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/664—Ceramic materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/64—Carriers or collectors
    • H01M4/66—Selection of materials
    • H01M4/668—Composites of electroconductive material and synthetic resins
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/46—Separators, membranes or diaphragms characterised by their combination with electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Cell Electrode Carriers And Collectors (AREA)
EP20950923.1A 2020-08-31 2020-08-31 Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same Pending EP4109602A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/112691 WO2022041254A1 (en) 2020-08-31 2020-08-31 Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same

Publications (2)

Publication Number Publication Date
EP4109602A1 EP4109602A1 (en) 2022-12-28
EP4109602A4 true EP4109602A4 (en) 2023-12-06

Family

ID=80354383

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20950923.1A Pending EP4109602A4 (en) 2020-08-31 2020-08-31 Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same

Country Status (4)

Country Link
US (2) US11705556B2 (en)
EP (1) EP4109602A4 (en)
CN (1) CN114730887B (en)
WO (1) WO2022041254A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4109602A4 (en) * 2020-08-31 2023-12-06 Contemporary Amperex Technology Co., Limited Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same
CN114824289A (en) * 2022-05-13 2022-07-29 扬州纳力新材料科技有限公司 Multilayer structure current collector and preparation method thereof
CN115810876A (en) * 2022-10-28 2023-03-17 宁德时代新能源科技股份有限公司 Conductive member, battery and electric device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160260962A1 (en) * 2015-03-05 2016-09-08 Uchicago Argonne, Llc METAL FLUORIDE PASSIVATION COATINGS PREPARED BY ATOMIC LAYER DEPOSITION ON LiCoO2 FOR LI-ION BATTERIES
CN110943223A (en) * 2019-04-15 2020-03-31 宁德时代新能源科技股份有限公司 Positive pole piece and electrochemical device
CN110943226A (en) * 2019-04-28 2020-03-31 宁德时代新能源科技股份有限公司 Positive current collector, positive pole piece and electrochemical device

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5800196B2 (en) * 2011-12-20 2015-10-28 トヨタ自動車株式会社 Non-aqueous electrolyte secondary battery and manufacturing method thereof
CN103633333A (en) * 2012-08-24 2014-03-12 海洋王照明科技股份有限公司 Nitrogen-doped or boron-doped graphene/aluminum foil composite current collector, preparation method thereof, electrochemical electrode and electrochemical cell or capacitor
KR102379564B1 (en) * 2014-12-31 2022-03-29 삼성전자주식회사 Composite anode active material, anode including the composite anode active material, and lithium secondary battery including the anode
CN104882631A (en) * 2015-05-05 2015-09-02 哈尔滨天宝石墨科技发展有限公司 Method for improving uniform heat dispersion performance of lithium ion battery electrode piece
CN105870457A (en) * 2016-06-06 2016-08-17 南京航空航天大学 Aluminum foil current collator with surface modified and application thereof
CN109873160B (en) * 2017-12-05 2021-05-18 宁德时代新能源科技股份有限公司 Current collector, pole piece thereof and battery
KR101988158B1 (en) * 2018-02-08 2019-06-11 공주대학교 산학협력단 Aluminum current collector in lithium ion battery, method of manufacturing the same, lithium ion battery having the same
CN109004175B (en) * 2018-02-26 2020-09-18 宁德新能源科技有限公司 Positive pole piece and lithium ion battery
CN109346724A (en) * 2018-10-24 2019-02-15 遵义源创生产力促进中心有限公司 A kind of fluoboric acid improvement positive pole aluminium foil collector performance methodology
CN110660957B (en) * 2018-12-29 2020-12-04 宁德时代新能源科技股份有限公司 Electrode plate and electrochemical device
CN111180736B (en) * 2019-05-31 2021-06-08 宁德时代新能源科技股份有限公司 Positive current collector, positive pole piece and electrochemical device
EP4109602A4 (en) * 2020-08-31 2023-12-06 Contemporary Amperex Technology Co., Limited Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160260962A1 (en) * 2015-03-05 2016-09-08 Uchicago Argonne, Llc METAL FLUORIDE PASSIVATION COATINGS PREPARED BY ATOMIC LAYER DEPOSITION ON LiCoO2 FOR LI-ION BATTERIES
CN110943223A (en) * 2019-04-15 2020-03-31 宁德时代新能源科技股份有限公司 Positive pole piece and electrochemical device
CN110943226A (en) * 2019-04-28 2020-03-31 宁德时代新能源科技股份有限公司 Positive current collector, positive pole piece and electrochemical device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2022041254A1 *

Also Published As

Publication number Publication date
CN114730887A (en) 2022-07-08
WO2022041254A1 (en) 2022-03-03
US20230352693A1 (en) 2023-11-02
EP4109602A1 (en) 2022-12-28
CN114730887B (en) 2023-12-26
US20230083168A1 (en) 2023-03-16
US11705556B2 (en) 2023-07-18

Similar Documents

Publication Publication Date Title
EP4109602A4 (en) Positive electrode current collector, and positive electrode plate, battery, battery module, battery pack and apparatus comprising same
EP4156343A4 (en) Electrode plate, cell, and battery
EP4047708A4 (en) Electrode assembly, battery cell, battery, and electrical apparatus
EP3920283A4 (en) Positive electrode active material and preparation method therefor, positive electrode plate, lithium-ion secondary battery and battery module comprising same, battery pack, and device
EP4170755A4 (en) Positive electrode material, positive electrode pole piece, lithium secondary battery, battery module, battery pack, and apparatus
EP3790086A4 (en) Negative electrode current collector, negative electrode plate, electrochemical apparatus, battery module, battery pack, and device
EP3813166A4 (en) Positive electrode current collector, positive electrode piece, electrochemical device, battery module, battery pack, and apparatus
EP4131492A4 (en) Positive electrode active material, lithium-ion secondary battery, battery module, battery pack, and power device
EP4195332A4 (en) Current collector, electrode plate, electrode assembly, battery cell, battery, and electrical device
EP4307431A4 (en) Non-aqueous electrolyte and secondary battery comprising same, battery module, battery pack, and electric device
EP4167325A4 (en) Negative current collector and secondary battery comprising same, and battery module, battery pack and electric device
EP4145582A4 (en) Lithium ion battery, battery module, battery pack and electric apparatus
EP4203104A4 (en) Positive electrode plate, and secondary battery, battery module, battery pack and electrical apparatus having same
EP4228048A4 (en) Battery cell, battery set, battery pack, and electrical device
EP4160773A4 (en) Electrolyte, secondary battery, battery module, battery pack, and electric device
EP4184616A4 (en) Silicon-carbon negative electrode material, negative electrode plate, secondary battery, battery module, battery pack, and electrical apparatus
EP4075542A4 (en) Negative electrode plate and preparation method therefor, secondary battery, battery module, battery pack and apparatus
EP4075558A4 (en) Lithium secondary battery, battery module comprising same, battery pack, and electric apparatus
EP4280307A4 (en) New positive electrode plate, secondary battery, battery module, battery pack and electric device
EP4163998A4 (en) Negative electrode pole piece, secondary battery, battery module, battery pack, and electrical apparatus
EP4195331A4 (en) Electrode assembly, secondary battery, battery module, battery pack, and electric apparatus
EP4266426A4 (en) Novel positive electrode plate, secondary battery, battery module, battery pack, and electrical device
EP4280301A4 (en) Positive electrode sheet, secondary battery, battery module, battery pack, and electric apparatus
EP4213246A4 (en) Positive electrode plate, secondary battery, battery module, battery pack and power device
EP4280310A4 (en) Positive electrode sheet, secondary battery, battery module, battery pack, and electric device

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20220920

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

A4 Supplementary search report drawn up and despatched

Effective date: 20231107

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
RIC1 Information provided on ipc code assigned before grant

Ipc: H01M 4/04 20060101ALN20231031BHEP

Ipc: H01M 4/13 20100101ALI20231031BHEP

Ipc: H01M 10/05 20100101ALI20231031BHEP

Ipc: H01M 4/66 20060101AFI20231031BHEP